remaining required Restricted Affordable Units may be set up to the maximum income, affordable rent, and affordable for-sale housing cost for Lower Income households, as determined by the California Tax Credit Allocation Committee or per California Health and Safety Code Sections 50052.5 and 50053; but the exception is that up to 20 percent of the remaining Restricted Affordable Units may be set at an affordable rent or for-sale housing cost to households earning up to 120 percent of the area median income, as determined by the California Tax Credit Allocation Committee or per California Health and Safety Code Sections 50052.5 and 50053. A project may elect to set these remaining required Restricted Affordable Units at a lower income and affordability level. In addition, 20 percent of Total Units may be unrestricted. 4. A Shared Equity Project shall provide a percentage of residential units (excluding units added by a Density Bonus) as Restricted Affordable Units meeting one of the following income and affordability levels for one of the unit types specified in parentheses: 16 percent Very Low Income (for rent or sale), 25 percent Lower Income (for rent or sale), or 45 percent Moderate Income (for-sale only), as those referenced incomes, rents and housing costs are specified in California Government Code Section 65915. The remaining required Restricted Affordable Units may be set up to the maximum income, affordable rent, and affordable for-sale housing cost, for households earning up to 120 percent of the area median income as determined by the California Tax Credit Allocation Committee, or per California Health and Safety Code Sections 50052.5 and 50053. A project may elect to set these remaining Restricted Affordable Units at a lower income and affordability level. In addition, 20 percent of Total Units may be unrestricted. (3) A One Hundred Percent Affordable Housing Project site shall not include any lots located in a single family or more restrictive residential zone (RW and more restrictive zone) if a project site’s Maximum Allowable Residential Density is less than five units. A Shared Equity Project site shall not include lots located in a single family or more restrictive residential zone (RW and more restrictive).